/Engine/Source/Runtime/Engine/Classes/GameFramework/Actor.h
Similar to GetNetPriority, but will only be used for prioritizing actors while recording a replay.
Priority of this actor for replays, higher is more important
virtual float GetReplayPriority ( const FVector & ViewPos, const FVector & ViewDir, class [AActor](API\Runtime\Engine\GameFramework\AActor) * Viewer, [AActor](API\Runtime\Engine\GameFramework\AActor) * ViewTarget, [UActorChannel](API\Runtime\Engine\Engine\UActorChannel) *const InChannel, float Time )